At Yumiko-chan's suggestion, the gang decides to play shiritori. Yumiko-chan wants their group to be the best shiritori players in the world... but when Sakata's brother has to say a word starting with "go" on his turn, all he can come up with is "Goma-chan"! Everyone knows he loves Goma-chan, but any word ending in the "n" sound means the end of the game! Try harder and become the best in the world at shiritori!
and got a 63 in Japanese class! 
He's the best helper there is!
وأحرز 63 في حصّة اللغة اليابانية! وهو
!أفضل مساعد على الإطلاق
und hat in Japanisch 63 Punkte gehabt!
Er ist der beste Helfer!
y sacó un 6.3 en el examen de Lengua.
y sacó un 6,3 en el examen de Lengua.
e ha preso 63 in giapponese! 
È il miglior aiutante del mondo!
e também tirou nota 6,3
em Língua Japonesa! A ajuda perfeita!
и у него шестьдесят три балла 
по японскому! То что надо!